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Finding the Fourth Proportional to 8,775.72, 13,162.16 and 2,932.32

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Solution

The fourth proportional to 8,775.72, 13,162.16 and 2,932.32 is: 4,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.72 : 13,162.16 = 2,932.32 : x
  2. Step 2: Convert to fraction form
    8,775.72/13,162.16 = 2,932.32/x
  3. Step 3: Cross multiply
    8,775.72x = 13,162.16 × 2,932.32
  4. Step 4: Simplify right side
    8,775.72x = 38,595,650.35
  5. Step 5: Solve for x
    x = 38,595,650.35/8,775.72
  6. Step 6: Final answer
    x = 4,398.00

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